Added options for floating urlbar, fixed macos weird window control positioning, added newtab animations, fixed top toolbar hiding when hovering reload button and new URLBar UI

src/browser/components/preferences/zen-settings.js

@@ -1087,6 +1087,11 @@ Preferences.addAll([
     type: "bool",
     default: true,
   },
+  {
+    id: "zen.urlbar.behavior",
+    type: "string",
+    default: "float",
+  },
   {
     id: "zen.view.compact.color-sidebar",
     type: "bool",

src/browser/components/preferences/zenLooksAndFeel.inc.xhtml

@@ -340,6 +340,29 @@
         </hbox>
 </groupbox>
 
+<hbox id="zenUrlBarCategory"
+      class="subcategory"
+      hidden="true"
+      data-category="paneZenLooks">
+<html:h1 data-l10n-id="zen-urlbar-title"/>
+</hbox>
+
+<groupbox id="zenUrlbarGroup" data-category="paneZenLooks" hidden="true" class="highlighting-group">
+      <label><html:h2 data-l10n-id="zen-urlbar-header"/></label>
+      <description class="description-deemphasized" data-l10n-id="zen-urlbar-description" />
+
+      <hbox align="center">
+            <label data-l10n-id="zen-urlbar-behavior-label"/>
+            <menulist preference="zen.urlbar.behavior">
+                  <menupopup>
+                        <menuitem data-l10n-id="zen-urlbar-behavior-normal" value="normal"/>
+                        <menuitem data-l10n-id="zen-urlbar-behavior-floating-on-type" value="floating-on-type"/>
+                        <menuitem data-l10n-id="zen-urlbar-behavior-float" value="float"/>
+                  </menupopup>
+            </menulist>
+        </hbox>
+</groupbox>
+
 <hbox id="zenSplitViewCategory"
       class="subcategory"
       hidden="true"